Greasy Fork is available in English.
视频增强脚本，支持所有H5视频网站，例如：B站、抖音、腾讯视频、优酷、爱奇艺、西瓜视频、油管（YouTube）、微博视频、知乎视频、搜狐视频、网易公开课、百度网盘、阿里云盘、ted、instagram、twitter等。全程快捷键控制，支持：倍速播放/加速播放、视频画面截图、画中画、网页全屏、调节亮度、饱和度、对比度、自定义配置功能增强等功能，为你提供愉悦的在线视频播放体验。还有视频广告快进、在线教程/教育视频倍速快学、视频文件下载等能力
Video download feature not working on many sites like YT and PH. shift+R keeps saving screenshots instead of enable/disable remember progress, etc. script needs thorough testing of all features please. I like the script but needs proper maintaining.